Notes: Dollars are in thousands. Figures are AA estimates. *Indicates circulation averages are for periods other than June through December 2002 or were given by the publisher. **Thomson Corp. is selling Medical Economics to Advanstar Communications. Sources: TNS Media Intelligence/CMR, Publishers Information Bureau, Audit Bureau of Circulations, BPA International, VNUís Perq/HCI, SRDS and others. In some cases, publishers restated data.